As of now, WordPress is powering 48 of the blogs online. Aside from that, WP is powering 19 percent of the net as a whole. It means that a lot of people trust WordPress whenever they want instant creation of websites and blogs.
The fix wordpress malware cleanup Codex has an outline of what permissions are okay. Directory and file permissions can be changed either through an FTP client or within the page from your hosting company.
Also, don't make the mistake of thinking that your hosting company will have your back so far as WordPress backups go. Not always. It has been my experience that the hosting company may or may not be doing proper backups, while they say that they do. Why take that kind of chance?
Yes, you want to do regular backups of your site. I recommend at least a weekly database backup and a monthly "full" backup. More, if at all possible. Definitely, if you make additions and changes to your site. If you have a community website link of people that are in there all the time, or make changes multiple times every day, a backup should be a minimum.
Now we're getting into things specific to WordPress. Whenever you install directory WordPress, you need to edit the file config-sample.php and rename it to config.php. You want Go Here to set up the database details there.
Always bear in mind the safety of your blogs depend on how you manage them. Make certain that you follow these tips to prevent exploits and hacks on sites and your blogs.